Adcom GTP-740 - Page 56

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TECHNICAL SPECIFICATION GTP-740
5. Channel difference (L-ch & R-ch) 1kHz dB 0±0.65
6. Frequency response
input=2V, output=2Vrms, 1kHz ref. 20Hz dB 0±0.8
20kHz dB 0±0.8
7. Headphone THD
input=2Vrms, output=4Vrms 1kHz % ≤0.08
w/20KHz LPF
8. Headphone level
output level (L-ch & R-ch) 1kHz V 2.0±0.2
max. vol input=150mV
GENERAL AUDIO SPECIFICATION - 5
DTS (CD Music Demonstration and Set-up Disc)
Input source: Digital input
Volume: Max. vol
Specification Details T
rack. Unit Limit
1. Output level 6 (1kHz) Vrms 2.0±0.2
(FL, FR, C, SL, SR) at config.1
2. Channel difference, FL set ref. 6 (1kHz) dB ±1.0
(FR, C, SL, SR) at config.1
3. Harmonic distortion
(FL, FR, C, SL, SR) at config.1 6 (1kHz) % ≤0.06
W/ 20 KHz LPF
4. Frequency response (20Hz to 20kHz)
(FL, FR, C, SL, SR) at config.0 15 dB ±0.08
5. Subwoofer output level
(set 1kHz as ref at FL) at config.1 6 (1kHz) dB -1.2±0.5
SURROUND MODES
Surround mode: prologic (FL, FR, C, SL and SR channels)
Input source: Analog input
Speak size: preset 1
Input level: 2.0Vrms
Output level: 4.0±0.5Vrms
Specification Details Freq.
Unit Channel Limit
1. Channel separation
Input mode: L, R
Measure output at unexpected 1kHz dB R, L ≥45
output channel 1kHz dB C ≥30
1kHz dB SL, SR ≥35
Input mode: L=-R
Measure output at unexpected 1kHz dB R, L ≥30
1kHz dB C ≥30
Input mode: L=R
Measure output at unexpected 1kHz dB L, R ≥20
1kHz dB SL, SR ≥30
2. Frequency Response
Input mode: L, R
input level=2V 20Hz dB L, R 0±0.8
(1kHz ref.) 20kHz dB L, R 0±0.8